knobbly seastar
Protoreaster nodulosus
Distinctive seastar with raised tubercles on carinal plates, may be single or multiple colours
Morphology
Seastar with apical large, rounded, tubercles,colour variable, olive green, white, pink, mauve, purple, brown, violet, or various combinations
Behaviour
Benthic
Habitat
Marine
On sand flats, algae, seagrass, rocks and sponges, 0-64 metres depth. Occurs on the coast, inner shelf and nearshore islands, not found on offshore reefs.
Distribution
North Western Australian endemic (not to be confused with P. nodosus (Linneaus, 1758))
| Kingdom: | Animalia |
|---|---|
| Phylum: | Echinodermata |
| Subphylum: | Asterozoa |
| Class: | Asteroidea |
| Superorder: | Valvatacea |
| Order: | Valvatida |
| Family: | Oreasteridae |
| Genus: | Protoreaster |
| Species: | nodulosus |
| Name Published Year: | 1875 |
|---|---|
| Scientific Name Authorship: | Perrier |
| Commercial Impact: | None |
| Conservation Assessment: | Least Concern |
Cite this page
Western Australian Museum Collections https://museum.wa.gov.au/online-collections/names/Protoreaster-nodulosus
Accessed 2 May 2025
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